Comparatively Analysis of Adverse Events amongst 0.5% Hyperbaric Bupivacaine and 0.75%  isobaric Bupivacaine at Same Dose 12mg  in Patients Undergoing Caesarean Sections. AMAR. 2026;4(2):581-588. Accessed October 16, 2026. https://www.amresearchjournal.com/index.php/Journal/article/view/2314